# AWS Glue Scala NullNode API
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**Topics**
+ [NullNode 类](#glue-etl-scala-apis-glue-types-nullnode-class)
+ [NullNode case 对象](#glue-etl-scala-apis-glue-types-nullnode-case-object)

**程序包：com.amazonaws.services.glue.types**

## NullNode 类
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 **NullNode**

```
class NullNode
```

## NullNode case 对象
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 **NullNode**

```
case object NullNode extends NullNode 
```